/*
 * Copyright 2008 Konstantin Triger <kostat@gmail.com> 
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0 
 *  
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package jaque.misc;

import java.util.Iterator;

public abstract class BaseIterator<T> implements Iterator<T> {

	protected final boolean yieldBreak = false;

	private T _current;

	protected BaseIterator() {
	}
	
//	protected BaseIterator(T current) {
//		_current = current;
//	}

	protected final boolean yield(T current) {
		_current = current;
		return true;
	}

	//@Override
	public T next() {
		return _current;
	}

	//@Override
	public void remove() {
		throw new UnsupportedOperationException("Cannot remove elements.");
	}

}
